91Ó°ÊÓ

Arrange the following oxides in order of increasing covalent character: \(\mathrm{B}_{2} \mathrm{O}_{3}, \mathrm{BeO}, \mathrm{CO}_{2}, \mathrm{Li}_{2} \mathrm{O}, \mathrm{N}_{2} \mathrm{O}_{5}\)

Arrange the following oxides in order of increasing ionic character: \(\mathrm{SiO}_{2}, \mathrm{~K}_{2} \mathrm{O}, \mathrm{P}_{4} \mathrm{O}_{10}, \mathrm{Ga}_{2} \mathrm{O}_{3}, \mathrm{GeO}_{2}\).

Arrange the following oxides in order of increasing basic character: \(\mathrm{Al}_{2} \mathrm{O}_{3}, \mathrm{Cs}_{2} \mathrm{O}, \mathrm{K}_{2} \mathrm{O}, \mathrm{N}_{2} \mathrm{O}_{5}\).

Arrange the following oxides in order of increasing acidic character: \(\mathrm{BaO}, \mathrm{Cl}_{2} \mathrm{O}_{7}, \mathrm{SO}_{3}, \mathrm{SnO}_{2}\).

Which is more acidic? (a) \(\mathrm{Cr}_{2} \mathrm{O}_{3}\) or \(\mathrm{CrO}_{3}\) (b) \(\mathrm{N}_{2} \mathrm{O}_{5}\) or \(\mathrm{N}_{2} \mathrm{O}_{3}\) (c) \(\mathrm{SO}_{2}\) or \(\mathrm{SO}_{3}\)

Which is more basic? (a) \(\mathrm{CrO}\) or \(\mathrm{Cr}_{2} \mathrm{O}\) (b) \(\mathrm{SnO}_{2}\) or \(\mathrm{SnO}\) (c) \(\mathrm{As}_{2} \mathrm{O}_{3}\) or \(\mathrm{As}_{2} \mathrm{O}_{5}\)

Write a balanced net ionic equation for the reaction of each of the following oxides with water: (a) \(\mathrm{Cl}_{2} \mathrm{O}_{7}\) (b) \(\mathrm{K}_{2} \mathrm{O}\) (c) \(\mathrm{SO}_{3}\)

Write a balanced net ionic equation for the reaction of each of the following oxides with water: (a) \(\mathrm{BaO}\) (b) \(\mathrm{Cs}_{2} \mathrm{O}\) (c) \(\mathrm{N}_{2} \mathrm{O}_{5}\)

Write a balanced net ionic equation for the reaction of the amphoteric oxide \(\mathrm{ZnO}\) with: (a) Hydrochloric acid (b) Aqueous sodium hydroxide; the product is \(\mathrm{Zn}(\mathrm{OH})_{4}{ }^{2}\)

Write a balanced net ionic equation for the reaction of the amphoteric oxide \(\mathrm{Ga}_{2} \mathrm{O}_{3}\) with: (a) Aqueous sulfuric acid (b) Aqueous potassium hydroxide; the product is \(\mathrm{Ga}(\mathrm{OH})_{4}\)